3(2a+1)/4=5(a+5)/7

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Solution for 3(2a+1)/4=5(a+5)/7 equation: 



3(2a+1)/4=5(a+5)/7

We move all terms to the left:

3(2a+1)/4-(5(a+5)/7)=0

We calculate fractions


6a/()+(-(5(a+5)*4)/()=0



We calculate terms in parentheses: +(-(5(a+5)*4)/(), so:

-(5(a+5)*4)/(

We multiply all the terms by the denominator


-(5(a+5)*4)



We calculate terms in parentheses: -(5(a+5)*4), so:

5(a+5)*4

We multiply parentheses

20a+100

Back to the equation:

-(20a+100)



We get rid of parentheses

-20a-100

Back to the equation:

+(-20a-100)



We get rid of parentheses

6a/()-20a-100=0

We multiply all the terms by the denominator


6a-20a*()-100*()=0

We add all the numbers together, and all the variables

6a-20a*()=0

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